(19)

(11)

EP 1 642 385 A1

(12)

(43) Date of publication: 05.04.2006 Bulletin 2006/14 (21) Application number: 04748743.4 (22) Date of filing: 07.06.2004

(51) International Patent Classification (IPC):  H03J 3/14(1968.09) H02J 13/00(1968.09) (86) International application number: PCT/NO2004/000163 (87) International publication number: WO 2004/109914 (16.12.2004 Gazette 2004/51)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 05.06.2003 NO 20032547 05.06.2003 NO 20032546 (71) Applicant: Enfo Broadcast AS 0125 Oslo (NO)	(72) Inventors: GJERDE, Jan, Ove N-0375 Oslo (NO) VU, Khoi San Jose, CA 95122-3177 (US) (74) Representative: Charlton, Peter John  Elkington and Fife LLP Prospect House 8 Pembroke Road GB-Sevenoaks, Kent TN13 1XR GB-Sevenoaks, Kent TN13 1XR (GB)